2. 职称英语
  3. Once thought to be (i)______the dawn redwood was rediscovered in the 1940’s, at

Once thought to be (i)______the dawn redwood was rediscovered in the 1940’s, at

游客2025-02-21  32
问题 Once thought to be (i)______the dawn redwood was rediscovered in the 1940’s, at which time its continued survival seemed (ii)______: today, however, it is commonly cultivated.
选项
答案 B，E
解析 however说明前后反义重复。两空联动，同义重复；第二空与commonly cultivated(广泛种植)反义重复。natural自然的，precarious不确定的，inevitable必然的。答案选E。immense巨大的，extinct灭绝的，adaptable能适应的。答案选B。
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